diff options
| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-12-14 20:02:09 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-12-14 20:02:09 +0800 |
| commit | 704867ede0c3645075ff3438d1a4fd4977abaa8d (patch) | |
| tree | fc89b31764132dc1b07e0af3e53219005cfb8f95 /drivers/infiniband/core/addr.c | |
| parent | 681ba97d9fbff59f67c71f1d9a88ad0b8ef49d25 (diff) | |
| parent | cfe04478fa1b472264b7fe9bbf547710aa344d3c (diff) | |
Merge branch 'mfd/da9052' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/misc into regmap-next
Diffstat (limited to 'drivers/infiniband/core/addr.c')
| -rw-r--r-- | drivers/infiniband/core/addr.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/infiniband/core/addr.c b/drivers/infiniband/core/addr.c index 691276bafd78..e9cf51b1343b 100644 --- a/drivers/infiniband/core/addr.c +++ b/drivers/infiniband/core/addr.c @@ -216,7 +216,9 @@ static int addr4_resolve(struct sockaddr_in *src_in, neigh = neigh_lookup(&arp_tbl, &rt->rt_gateway, rt->dst.dev); if (!neigh || !(neigh->nud_state & NUD_VALID)) { + rcu_read_lock(); neigh_event_send(dst_get_neighbour(&rt->dst), NULL); + rcu_read_unlock(); ret = -ENODATA; if (neigh) goto release; @@ -274,15 +276,16 @@ static int addr6_resolve(struct sockaddr_in6 *src_in, goto put; } + rcu_read_lock(); neigh = dst_get_neighbour(dst); if (!neigh || !(neigh->nud_state & NUD_VALID)) { if (neigh) neigh_event_send(neigh, NULL); ret = -ENODATA; - goto put; + } else { + ret = rdma_copy_addr(addr, dst->dev, neigh->ha); } - - ret = rdma_copy_addr(addr, dst->dev, neigh->ha); + rcu_read_unlock(); put: dst_release(dst); return ret; |